Merge master into staging-next

  tag:

    name: Tag

    runs-on: ubuntu-24.04-arm

    needs: [ process ]

    needs: [ get-merge-commit, process ]

    if: needs.process.outputs.targetRunId

    permissions:

      pull-requests: write

              ;;

            pull_request_target)

              if commits=$(base/ci/get-merge-commit.sh ${{ github.repository }} ${{ github.event.number }}); then

                echo "Checking the commits:\n$commits"

                echo -e "Checking the commits:\n$commits"

                echo "$commits" >> "$GITHUB_OUTPUT"

              else

                # Skipping so that no notifications are sent

      fs = pkgs.lib.fileset;

      nixFilesSrc = fs.toSource {

        root = ../.;

        fileset = fs.difference (fs.unions [

          (fs.fileFilter (file: file.hasExt "nix") ../.)

          ../.git-blame-ignore-revs

        ]) (fs.maybeMissing ../.git);

        fileset = fs.difference ../. (fs.maybeMissing ../.git);

      };

    in

    {

{

  name = "…";

  nodes.machines = { /* … */ };

  sshBackdoor.enable = true;

  interactive.sshBackdoor.enable = true;

}

```

::: {.warning}

Make sure to only enable the backdoor for interactive tests

(i.e. by using `interactive.sshBackdoor.enable`)! This is the only

supported configuration.

Running a test in a sandbox with this will fail because `/dev/vhost-vsock` isn't available

in the sandbox.

:::

This creates a [vsock socket](https://man7.org/linux/man-pages/man7/vsock.7.html)

for each VM to log in with SSH. This configures root login with an empty password.

1.  Base Memory Size: 768 MB or higher.

1.  New Hard Disk of 8 GB or higher.

1.  New Hard Disk of 10 GB or higher.

1.  Mount the CD-ROM with the NixOS ISO (by clicking on CD/DVD-ROM)